#1D5B59#1D5B59

#1D5B59 is a dark, moderate teal. Relative luminance 0.085; OKLCH L 43.2% C 0.062 H 192.1°. Best body text is #FFFFFF at 7.80:1 contrast (WCAG AA passes).

Color values

HEX	#1D5B59
RGB	rgb(29, 91, 89)
HSL	hsl(178, 52%, 24%)
HSV	hsv(178, 68%, 36%)
CMYK	cmyk(68.1%, 0%, 2.2%, 64.3%)
CIE-LAB	lab(34.93, -19.89, -4.67)
CIE-LCH	lch(34.93, 20.43, 193.20°)
OKLab	oklab(43.17% -0.0608 -0.013)
OKLCH	oklch(43.17% 0.062 192.1)
XYZ	xyz(6.0501, 8.4640, 10.7641)
Luminance	0.0847 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D5B59 #5B1D1F

analogous

#1D5B3A #1D5B59 #1D3E5B

triadic

#1D5B59 #591D5B #5B591D

tetradic

#1D5B59 #3A1D5B #5B1D1F #3E5B1D

square

#1D5B59 #3A1D5B #5B1D1F #3E5B1D

split-complementary

#1D5B59 #5B1D3E #5B3A1D

monochromatic

#071717 #0E2D2C #1D5B59 #2C8986 #3BB8B4

Accessibility & contrast

On white

7.80

#1D5B59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#1D5B59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D5B59

7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D5B59	#FFFFFF	#000000	##FFFFFF
##1D5B59	1.00	7.80	2.69	7.80
#FFFFFF	7.80	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#555659

Deuteranopia (green-blind)

#4C4F5A

Tritanopia (blue-blind)

#005E5A

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #1d5b59;
/* rgb */ color: rgb(29, 91, 89);
/* oklch */ color: oklch(43.2% 0.062 192.1);

Tailwind

colors: {
  custom: {
    50: '#628987',
    500: '#1d5b59',
    950: '#000000',
  },
}

SCSS

$custom: #1d5b59;
$custom-light: #628987;
$custom-dark: #000000;

JSON

{
  "hex": "#1d5b59",
  "rgb": {
    "r": 29,
    "g": 91,
    "b": 89
  },
  "hsl": {
    "h": 178.065,
    "s": 51.667,
    "l": 23.529
  },
  "oklch": {
    "l": 0.43165,
    "c": 0.06214,
    "h": 192.1
  },
  "luminance": 0.08465
}

Semantic roles & 50–950 ramp

primary

#1D5B59

secondary

#904446

accent

#4D51DB

background

#F6F8F8

surface

#EBF0EF

border

#C6CBCA

text

#060B0B

muted

#7A7C7C

Preview Lab

Preview with #1D5B59

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →